Senior Linux Systems Engineer - Cloud & Distributed

Peraton; United States; On-site; USD 146,000 - 234,000; Full time

Benefits offered by this job

25 days PTO

Subsidized benefits for employee and

Annual bonus plan

Job summary

Peraton seeks a Senior Cloud & Distributed Systems Engineer to support mission-critical, cloud-based data repositories for an Intelligence Community environment. You will oversee large-scale Linux clusters, implement reliability, security, and performance improvements across Hadoop and Accumulo, and work with infrastructure, networking, and security teams.

This role emphasizes reliability over routine administration and includes after-hours on-call.

Qualifications

• 7+ years of Linux systems administration experience
• 5+ years scripting (Bash, Python, or Perl)
• 5 years with BS/BA or 3 years with MS/MA
• Experience supporting large-scale distributed systems across multiple clusters
• Hands-on experience with Hadoop, Accumulo, and distributed storage technologies
• Experience with Kubernetes and Docker
• Familiarity with automation tools (Puppet, Ansible, Salt) and IaC (Terraform or CloudFormation)
• Knowledge of monitoring platforms (Prometheus, Grafana, ELK, Splunk)
• Understanding of networking fundamentals (VLANs, TCP/IP, load balancing)
• Experience with high-availability design, storage architecture, and disaster recovery
• System hardening and security compliance experience

Responsibilities

• Administer and optimize large Hadoop/Accumulo clusters across multi-rack deployments.
• Monitor system health, performance, and reliability; troubleshoot complex hardware, software, network, and cloud issues.
• Support and tune Hadoop (HDFS/YARN) and Accumulo environments.
• Engineer monitoring, observability, and alerting solutions.
• Automate infrastructure using scripting and Infrastructure-as-Code.
• Patch, harden, and secure systems in compliance with security standards.
• Manage LDAP-based user accounts and core Linux services (DHCP, DNS).
• Support Kubernetes-based containerized workloads.
• Participate in architecture discussions and cross-team engineering efforts.
• Contribute to incident response and root cause analysis.

Skills

Linux systems administration

Scripting

Distributed systems engineering

Network fundamentals

Security compliance

Cloud technologies

Incident response

Education

BS/BA or MS/MA in Computer Science or related field

Tools

Hadoop

Accumulo

Kubernetes

Docker

Puppet

Ansible

Salt

Terraform

CloudFormation

Prometheus

Grafana

ELK

Splunk

Job description

Peraton seeks a Senior Cloud & Distributed Systems Engineer to support mission-critical, cloud-based data repositories for an Intelligence Community environment. You will oversee large-scale Linux clusters, implement reliability, security, and performance improvements across Hadoop and Accumulo, and work with infrastructure, networking, and security teams.

This role emphasizes reliability over routine administration and includes after-hours on-call.